/*
 * Copyright 2015-2019 The OpenZipkin Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package zipkin2.server.internal.brave

import com.linecorp.armeria.server.Server
import org.assertj.core.api.Assertions.assertThat
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.test.context.junit4.SpringRunner
import zipkin.server.ZipkinServer
import zipkin2.server.internal.Http
import zipkin2.storage.InMemoryStorage

@SpringBootTest(
  classes = [ZipkinServer::class],
  webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT,
  properties = ["spring.config.name=zipkin-server", "zipkin.self-tracing.enabled=true"]
)
@RunWith(SpringRunner::class)
class ITZipkinSelfTracing {
  @Autowired lateinit var server: Server
  @Autowired lateinit var storage: TracingStorageComponent
  @Before fun clearStorage() = (storage.delegate as InMemoryStorage).clear()

  @Test fun getIsTraced_v2() {
    assertThat(Http.getAsString(server, "/api/v2/services"))
      .isEqualTo("[]")

    assertServerTraced()
  }

  @Test fun postIsTraced_v1() {
    assertThat(Http.post(server, "/api/v1/spans", body = "[]").isSuccessful).isTrue()

    assertServerTraced()
  }

  @Test fun postIsTraced_v2() {
    assertThat(Http.post(server, "/api/v2/spans", body = "[]").isSuccessful).isTrue()

    assertServerTraced()
  }

  private fun assertServerTraced() {
    Thread.sleep(1500) // wait for reporting interval

    assertThat(Http.getAsString(server, "/api/v2/services"))
      .isEqualTo("[\"zipkin-server\"]")
  }
}
